CN218243358U

CN218243358U - Heat radiation structure of photovoltaic contravariant cabinet

Info

Publication number: CN218243358U
Application number: CN202222063911.1U
Authority: CN
Inventors: 张光斗; 邢雁铠; 张莉; 柏松
Original assignee: Sichuan Huake Zhifei Automation Equipment Co ltd
Current assignee: Sichuan Huake Zhifei Automation Equipment Co ltd
Priority date: 2022-08-05
Filing date: 2022-08-05
Publication date: 2023-01-06
Anticipated expiration: 2032-08-05

Abstract

The utility model discloses a heat radiation structure of photovoltaic contravariant cabinet, the intelligent cabinet temperature adjusting device comprises a cabinet body, a plurality of baffles of inside fixedly connected with of the cabinet body, a plurality of air intakes have been seted up to the left end face of the cabinet body, a plurality of air outlets have been seted up to the right-hand member face of the cabinet body, the bottom fixedly connected with installation cover of the cabinet body, the fixed frame shell of right-hand member face fixedly connected with of the cabinet body, the inside left side of the cabinet body is provided with air inlet deashing subassembly, the inside of fixed frame shell is provided with sweeps grey subassembly, can improve the air flow velocity of the internal portion of cabinet through air inlet deashing subassembly, and then can improve the radiating efficiency, and can avoid the dust adhesion in the left side of the cabinet body through sweeping grey subassembly, and can carry out the deashing to cabinet body air outlet department, and then avoid the dust to influence the air flow velocity of the internal portion of cabinet.

Description

Heat radiation structure of photovoltaic contravariant cabinet

Technical Field

The utility model relates to a photovoltaic contravariant cabinet technical field specifically is a heat radiation structure of photovoltaic contravariant cabinet.

Background

With increasing attention paid to energy crisis and environmental protection, solar energy is increasingly used as clean and renewable energy, and in solar power generation, a photovoltaic inverter converts direct current generated by a solar cell module into alternating current which can be connected to a grid. The inversion unit of the photovoltaic inverter is the core of the whole device. At present, an inversion unit and a reactor playing a role in filtering are placed in a cabinet of a common inversion cabinet, the inversion unit and the reactor are main heating sources, heat of components in the inverter cabinet interferes mutually, heat can not be dissipated timely, the heat dissipation effect is influenced, and the components are easily damaged due to overhigh temperature in the cabinet, so that normal work of the inverter is influenced.

The heat radiation mode of the contravariant cabinet that adopts at present sets up radiator fan in the contravariant cabinet, has increased the internal and outside gas exchange of contravariant cabinet through radiator fan to take away the heat in the contravariant cabinet, but adopt radiator fan to frequently ask the condition to be, a large amount of dusts of easy accumulation on the dust screen after the fan uses for a long time, have reduced the radiating effect, for this reason, we propose a heat radiation structure of photovoltaic contravariant cabinet.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a heat radiation structure of photovoltaic contravariant cabinet to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a heat radiation structure of photovoltaic contravariant cabinet, includes the cabinet body, a plurality of baffles of inside fixedly connected with of the cabinet body, a plurality of air intakes have been seted up to the left end face of the cabinet body, a plurality of air outlets have been seted up to the right-hand member face of the cabinet body, the bottom fixedly connected with installation cover of the cabinet body, the fixed frame shell of right-hand member face fixedly connected with of the cabinet body, the inside left side of the cabinet body is provided with air inlet deashing subassembly, the inside of fixed frame shell is provided with sweeps grey subassembly.

Preferably, air inlet deashing subassembly includes the motor, motor fixed connection is at the top of installation cover, the output fixedly connected with worm of motor, the bottom of worm rotates with the interior terminal lateral wall of the cabinet body and is connected, and fixed the inlaying is equipped with the annular plate on the air intake, the inner wall of annular plate is connected with the fixed block through the connecting plate, it wears to be equipped with the pivot to rotate on the fixed block, a plurality of flabellums of one end fixedly connected with of pivot, the outer fixed surface cover of pivot is equipped with the worm wheel, worm wheel and worm meshing, the other end fixedly connected with brush board of pivot, one side that the brush board is close to the cabinet body is connected with a plurality of first brush hairs, install first dust screen in the region that annular plate and connecting plate formed, the second dust screen is installed to the inner wall of air outlet.

Preferably, sweep grey subassembly and include the lead screw, the lead screw rotates the inside of installing at fixed frame shell, the surface screw thread of lead screw has connect a plurality of lifter plates soon, one side fixedly connected with a plurality of second brush hairs of lifter plate near the cabinet body, be connected with drive mechanism between lead screw and the worm.

Preferably, drive mechanism includes the carousel, the carousel passes through the transmission shaft and rotates the interior top of installing at the installation cover, and the fixed surface cover of transmission shaft is equipped with driven sprocket, the fixed surface cover of worm is equipped with drive sprocket, is connected with the chain between drive sprocket and the driven sprocket, the top of the cabinet body is rotated and is installed the rotor plate, the integration is connected with the sector plate on the rotor plate, install the arc rack on the sector plate, the top of lead screw is rotated and is stretched into the inside of installation cover, and the top fixedly connected with gear of lead screw, gear and arc rack toothing, the bar mouth has been seted up on the rotor plate, and sliding connection has the slider on the bar mouth, the bottom fixedly connected with drive shaft of carousel, the bottom of drive shaft and the up end rotation of slider are connected.

Preferably, the outer surface of the motor is fixedly connected with a plurality of radiating fins.

Preferably, a plurality of limiting guide rods are slidably arranged on the lifting plate in a penetrating manner, and the upper end and the lower end of each limiting guide rod are fixedly connected with the side wall of the inner top part and the side wall of the inner bottom end of the fixed frame shell respectively.

Compared with the prior art, the beneficial effects of the utility model are that: this heat radiation structure of photovoltaic contravariant cabinet convenient to use, moreover, the steam generator is simple in structure, can drive the flabellum simultaneously through the motor, brush board and lead screw rotate, the air flow of the internal portion of cabinet can accelerate when the flabellum rotates, and then can make the high-efficient heat dissipation of cabinet body, can carry out the deashing to first dust screen when the brush board rotates, can make the lifter plate up-and-down motion when the lead screw is just reversing to rotate, can carry out the deashing to the second dust screen during the lifter plate motion, and then avoid the dust to influence the radiating effect of the cabinet body.

Drawings

Fig. 1 is a schematic front sectional view of a main structure of a heat dissipation structure of a photovoltaic inverter cabinet;

fig. 2 is a right-side schematic view of a main structure of a heat dissipation structure of a photovoltaic inverter cabinet;

FIG. 3 is a schematic view of a rotating plate and gear transmission structure of a heat dissipation structure of a photovoltaic inverter cabinet;

fig. 4 is a schematic structural diagram of an annular plate of a heat dissipation structure of a photovoltaic inverter cabinet.

In the figure: 1-a cabinet body, 2-a fixed frame shell, 3-a partition plate, 4-fan blades, 5-a rotating shaft, 6-a first dust screen, 7-a worm, 8-a brush plate, 9-an annular plate, 10-a fixed block, 11-a worm wheel, 12-a motor, 13-a chain, 14-an installation cover, 15-a rotating disc, 16-a rotating plate, 17-a gear, 18-a lifting plate, 19-a second dust screen, 20-a screw rod, 21-an arc rack, 22-a limiting guide rod, 23-a sliding block and 24-a sector plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Example 1: referring to fig. 1 to 4, a heat dissipation structure of a photovoltaic inverter cabinet includes a cabinet body 1, a plurality of partition plates 3 are fixedly connected inside the cabinet body 1, a plurality of air inlets are formed in a left end face of the cabinet body 1, a plurality of air outlets are formed in a right end face of the cabinet body 1, an installation cover 14 is fixedly connected to the bottom of the cabinet body 1, a fixed frame shell 2 is fixedly connected to a right end face of the cabinet body 1, an air inlet and ash removal assembly is arranged on the left side inside the cabinet body 1, and an ash removal assembly is arranged inside the fixed frame shell 2.

Can improve the air flow speed of the internal portion of cabinet through the air inlet deashing subassembly, and then can improve the radiating efficiency, and can avoid the dust adhesion in the left side of the cabinet body 1 through the air inlet deashing subassembly, can carry out the deashing to the 1 air outlet department of cabinet body through sweeping the ash subassembly, and then avoid the dust to influence the air flow speed of the internal portion of cabinet.

Wherein, the air inlet deashing subassembly includes motor 12, motor 12 fixed connection is at the top of installation cover 14, motor 12's output fixedly connected with worm 7, the bottom of worm 7 rotates with the interior bottom lateral wall of the cabinet body 1 and is connected, and the fixed ring plate 9 that is equipped with that inlays on the air intake, the inner wall of ring plate 9 is connected with fixed block 10 through the connecting plate, it wears to be equipped with pivot 5 to rotate on the fixed block 10, a plurality of flabellums 4 of the one end fixedly connected with of pivot 5, the outer fixed surface of pivot 5 overlaps and is equipped with worm wheel 11, worm wheel 11 and worm 7 meshing, the other end fixedly connected with brush board 8 of pivot 5, one side that brush board 8 is close to the cabinet body 1 is connected with a plurality of first brush hairs, install first dust screen 6 in the region that ring plate 9 and connecting plate formed, second dust screen 19 is installed to the inner wall of air outlet.

When using the air inlet deashing subassembly, starter motor 12, motor 12 will drive worm 7 and rotate, because worm 7 and worm wheel 11 meshing, and then drive a plurality of pivots 5 and rotate simultaneously, will drive brush board 8 and flabellum 4 when pivot 5 rotates and rotate, can accelerate the air flow of the internal portion of cabinet 1 when flabellum 4 rotates, can carry out the deashing to first dust screen 6 when brush board 8 rotates.

Wherein, sweep grey subassembly and include lead screw 20, lead screw 20 rotates and installs in the inside of fixed frame shell 2, the surface screw thread of lead screw 20 has connect a plurality of lifter plates 18 soon, one side fixedly connected with a plurality of second brush hairs of lifter plate 18 near the cabinet body 1, be connected with drive mechanism between lead screw 20 and the worm 7.

When the motor 12 works, the screw rod 20 is driven to rotate forwards and backwards through the transmission mechanism, and when the screw rod 20 rotates forwards and backwards, the lifting plate 18 is driven to reciprocate up and down, so that dust on the second dust screen 19 is brushed away.

Wherein, drive mechanism includes carousel 15, carousel 15 rotates through the transmission shaft and installs at the interior top of installation cover 14, and the fixed surface cover of transmission shaft is equipped with driven sprocket, the fixed surface cover of worm 7 is equipped with drive sprocket, is connected with chain 13 between drive sprocket and the driven sprocket, the top of the cabinet body 1 rotates installs rotor plate 16, the integration is connected with sector plate 24 on the rotor plate 16, install arc rack 21 on the sector plate 24, the top of lead screw 20 is rotated and is stretched into the inside of installation cover 14, and the top fixedly connected with gear 17 of lead screw 20, gear 17 meshes with arc rack 21, the bar mouth has been seted up on the rotor plate 16, and sliding connection has slider 23 on the bar mouth, the bottom fixedly connected with drive shaft of carousel 15, the bottom of drive shaft and the up end of slider 23 rotate and are connected.

The motor 12 drives the rotating disc 15 to rotate through the chain 13 when working, the rotating disc 15 pulls the sliding block 23 to slide along the inner wall of the strip-shaped opening on the rotating plate 16 through the driving shaft when rotating, at the moment, the rotating plate 16 rotates forwards and backwards in a reciprocating mode, and due to the fact that the arc-shaped rack 21 is meshed with the gear 17, the screw rod 20 rotates forwards and backwards in a reciprocating mode when the motor 12 works.

Wherein, a plurality of radiating fins are fixedly connected to the outer surface of the motor 12.

Example 2: referring to fig. 1 to 2, a difference between the heat dissipation structure of a photovoltaic inverter cabinet and embodiment 1 is that a plurality of limiting guide rods 22 are slidably inserted into the lifting plate 18, and upper and lower ends of the limiting guide rods 22 are respectively fixedly connected to an inner top side wall and an inner bottom side wall of the fixed frame shell 2.

The lifting plate 18 can be stably lifted through a plurality of limit guide rods 22.

The utility model discloses a theory of operation is: when the air inlet dust cleaning component is used, the motor 12 is started, the motor 12 drives the worm 7 to rotate, the worm 7 is meshed with the worm wheel 11 to further drive the rotating shafts 5 to rotate simultaneously, the rotating shafts 5 drive the brush plate 8 and the fan blades 4 to rotate when rotating, the air flow in the cabinet body 1 can be accelerated when the fan blades 4 rotate, the first dust screen 6 can be cleaned when the brush plate 8 rotates, the motor 12 drives the rotating disc 15 to rotate through the chain 13 when working, the rotating disc 15 pulls the sliding block 23 to slide along the inner wall of the strip-shaped opening in the rotating plate 16 through the driving shaft when rotating, at the moment, the rotating plate 16 rotates in a forward and reverse reciprocating manner, and the arc-shaped rack 21 is meshed with the gear 17, so that the forward and reverse reciprocating rotation of the screw rod 20 when the motor 12 works is realized, and the forward and reverse rotation of the screw rod 20 drives the lifting plate 18 to reciprocate up and down to further brush dust on the second dust screen 19; the lifting plate 18 can be stably lifted and lowered through a plurality of limiting guide rods 22.

In the present invention, the terms such as "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "side", "bottom", etc. indicate the position or positional relationship based on the position or positional relationship shown in the drawings, and are only the terms determined for the convenience of describing the structural relationship of each component or element of the present invention, and are not specific to any component or element of the present invention, and are not to be construed as limiting the present invention.

Claims

1. The utility model provides a heat radiation structure of photovoltaic contravariant cabinet, includes the cabinet body (1), its characterized in that: the utility model discloses a cabinet, including the cabinet body, the inside fixedly connected with of the cabinet body (1) a plurality of baffles (3), a plurality of air intakes have been seted up to the left end face of the cabinet body (1), a plurality of air outlets have been seted up to the right-hand member face of the cabinet body (1), bottom fixedly connected with installation cover (14) of the cabinet body (1), the fixed frame shell of right-hand member face fixedly connected with (2) of the cabinet body (1), the inside left side of the cabinet body (1) is provided with the air inlet deashing subassembly, the inside of fixed frame shell (2) is provided with sweeps grey subassembly.

2. The heat dissipation structure of the photovoltaic inverter cabinet according to claim 1, wherein: the air inlet deashing subassembly includes motor (12), motor (12) fixed connection is at the top of installation cover (14), the output fixedly connected with worm (7) of motor (12), the bottom of worm (7) is rotated with the interior terminal lateral wall of the cabinet body (1) and is connected, and fixed the inlaying is equipped with annular slab (9) on the air intake, the inner wall of annular slab (9) is connected with fixed block (10) through the connecting plate, it wears to be equipped with pivot (5) to rotate on fixed block (10), a plurality of flabellum (4) of one end fixedly connected with of pivot (5), the outer fixed cover of pivot (5) is equipped with worm wheel (11), worm wheel (11) and worm (7) meshing, the other end fixedly connected with brush board (8) of pivot (5), one side that brush board (8) are close to the cabinet body (1) is connected with a plurality of first brush hairs, install first dust screen (6) in annular slab (9) and the region that the connecting plate formed, second dust screen (19) are installed to the inner wall of air outlet.

3. The heat dissipation structure of the photovoltaic inverter cabinet according to claim 2, wherein: sweep grey subassembly and include lead screw (20), lead screw (20) are rotated and are installed in the inside of fixed frame shell (2), the surface screw thread of lead screw (20) has connect a plurality of lifter plates (18) soon, a plurality of second brush hairs of one side fixedly connected with that lifter plate (18) are close to the cabinet body (1), be connected with drive mechanism between lead screw (20) and worm (7).

4. The heat dissipation structure of the photovoltaic inverter cabinet as claimed in claim 3, wherein: drive mechanism includes carousel (15), carousel (15) rotate through the transmission shaft and install at the interior top of installation cover (14), and the outer fixed surface cover of transmission shaft is equipped with driven sprocket, the outer fixed surface cover of worm (7) is equipped with drive sprocket, is connected with chain (13) between drive sprocket and the driven sprocket, the top of the cabinet body (1) is rotated and is installed rotor plate (16), the integration is connected with sector plate (24) on rotor plate (16), install arc rack (21) on sector plate (24), the top of lead screw (20) is rotated and is stretched into the inside of installation cover (14), and the top fixedly connected with gear (17) of lead screw (20), gear (17) and arc rack (21) meshing, the bar mouth has been seted up on rotor plate (16), and sliding connection has slider (23) on the bar mouth, the bottom fixedly connected with drive shaft of carousel (15), the bottom of drive shaft and the up end of slider (23) rotate to be connected.

5. The heat dissipation structure of the photovoltaic inverter cabinet as claimed in claim 4, wherein: the outer surface of the motor (12) is fixedly connected with a plurality of radiating fins.

6. The heat dissipation structure of the photovoltaic inverter cabinet according to claim 5, wherein: a plurality of limiting guide rods (22) are slidably arranged on the lifting plate (18) in a penetrating mode, and the upper end and the lower end of each limiting guide rod (22) are fixedly connected with the side wall of the inner top and the side wall of the inner bottom of the fixed frame shell (2) respectively.